* Output properties
*/
audio_sample_format_t aout_format;
- audio_date_t end_date;
+ date_t end_date;
/*
*
int64_t i_previous_layout;
};
-static void SetupOutputFormat( decoder_t *p_dec );
+#define BLOCK_FLAG_PRIVATE_REALLOCATED (1 << BLOCK_FLAG_PRIVATE_SHIFT)
+
+static void SetupOutputFormat( decoder_t *p_dec, bool b_trust );
/*****************************************************************************
* InitAudioDec: initialize audio decoder
return VLC_ENOMEM;
}
+ p_codec->type = CODEC_TYPE_AUDIO;
+ p_context->codec_type = CODEC_TYPE_AUDIO;
+ p_context->codec_id = i_codec_id;
p_sys->p_context = p_context;
p_sys->p_codec = p_codec;
p_sys->i_codec_id = i_codec_id;
p_sys->p_context->block_align = p_dec->fmt_in.audio.i_blockalign;
p_sys->p_context->bit_rate = p_dec->fmt_in.i_bitrate;
-#if LIBAVCODEC_VERSION_INT < ((52<<16)+(0<<8)+0)
+#if LIBAVCODEC_VERSION_INT < AV_VERSION_INT( 52, 0, 0 )
p_sys->p_context->bits_per_sample = p_dec->fmt_in.audio.i_bitspersample;
#else
p_sys->p_context->bits_per_coded_sample = p_dec->fmt_in.audio.i_bitspersample;
int i_offset;
int i_size;
- if( p_dec->fmt_in.i_codec == VLC_FOURCC( 'f', 'l', 'a', 'c' ) )
+ if( p_dec->fmt_in.i_codec == VLC_CODEC_FLAC )
{
i_offset = 8;
i_size = p_dec->fmt_in.i_extra - 8;
}
- else if( p_dec->fmt_in.i_codec == VLC_FOURCC( 'a', 'l', 'a', 'c' ) )
+ else if( p_dec->fmt_in.i_codec == VLC_CODEC_ALAC )
{
static const uint8_t p_pattern[] = { 0, 0, 0, 36, 'a', 'l', 'a', 'c' };
/* Find alac atom XXX it is a bit ugly */
switch( i_codec_id )
{
-#if LIBAVCODEC_VERSION_INT >= AV_VERSION_INT( 51, 16, 0 )
case CODEC_ID_WAVPACK:
p_sys->i_output_max = 8 * sizeof(int32_t) * 131072;
break;
-#endif
+ case CODEC_ID_TTA:
+ p_sys->i_output_max = p_sys->p_context->channels * sizeof(int32_t) * p_sys->p_context->sample_rate * 2;
+ break;
case CODEC_ID_FLAC:
p_sys->i_output_max = 8 * sizeof(int32_t) * 65535;
break;
+#if LIBAVCODEC_VERSION_INT >= AV_VERSION_INT( 52, 35, 0 )
+ case CODEC_ID_WMAPRO:
+ p_sys->i_output_max = 8 * sizeof(float) * 6144; /* (1 << 12) * 3/2 */
+ break;
+#endif
default:
p_sys->i_output_max = 0;
break;
if( p_sys->i_output_max < AVCODEC_MAX_AUDIO_FRAME_SIZE )
p_sys->i_output_max = AVCODEC_MAX_AUDIO_FRAME_SIZE;
msg_Dbg( p_dec, "Using %d bytes output buffer", p_sys->i_output_max );
- p_sys->p_output = malloc( p_sys->i_output_max );
+ p_sys->p_output = av_malloc( p_sys->i_output_max );
p_sys->p_samples = NULL;
p_sys->i_samples = 0;
p_sys->i_previous_channels = 0;
p_sys->i_previous_layout = 0;
- aout_DateSet( &p_sys->end_date, 0 );
+ date_Set( &p_sys->end_date, 0 );
if( p_dec->fmt_in.audio.i_rate )
- aout_DateInit( &p_sys->end_date, p_dec->fmt_in.audio.i_rate );
+ date_Init( &p_sys->end_date, p_dec->fmt_in.audio.i_rate, 1 );
/* */
- es_format_Init( &p_dec->fmt_out, AUDIO_ES, 0 );
+ p_dec->fmt_out.i_cat = AUDIO_ES;
+ /* Try to set as much informations as possible but do not trust it */
+ SetupOutputFormat( p_dec, false );
return VLC_SUCCESS;
}
if( ( p_buffer = decoder_NewAudioBuffer( p_dec, i_samples ) ) == NULL )
return NULL;
- p_buffer->start_date = aout_DateGet( &p_sys->end_date );
- p_buffer->end_date = aout_DateIncrement( &p_sys->end_date, i_samples );
+ p_buffer->i_pts = date_Get( &p_sys->end_date );
+ p_buffer->i_length = date_Increment( &p_sys->end_date, i_samples )
+ - p_buffer->i_pts;
if( p_sys->b_extract )
aout_ChannelExtract( p_buffer->p_buffer, p_dec->fmt_out.audio.i_channels,
p_sys->p_samples, p_sys->p_context->channels, i_samples,
p_sys->pi_extraction, p_dec->fmt_out.audio.i_bitspersample );
else
- memcpy( p_buffer->p_buffer, p_sys->p_samples, p_buffer->i_nb_bytes );
+ memcpy( p_buffer->p_buffer, p_sys->p_samples, p_buffer->i_buffer );
- p_sys->p_samples += p_buffer->i_nb_bytes;
+ p_sys->p_samples += i_samples * p_sys->p_context->channels * ( p_dec->fmt_out.audio.i_bitspersample / 8 );
p_sys->i_samples -= i_samples;
return p_buffer;
block_Release( p_block );
avcodec_flush_buffers( p_sys->p_context );
p_sys->i_samples = 0;
- aout_DateSet( &p_sys->end_date, 0 );
+ date_Set( &p_sys->end_date, 0 );
if( p_sys->i_codec_id == CODEC_ID_MP2 || p_sys->i_codec_id == CODEC_ID_MP3 )
p_sys->i_reject_count = 3;
return p_buffer;
}
- if( !aout_DateGet( &p_sys->end_date ) && !p_block->i_pts )
+ if( !date_Get( &p_sys->end_date ) && !p_block->i_pts )
{
/* We've just started the stream, wait for the first PTS. */
block_Release( p_block );
return NULL;
}
- i_output = __MAX( p_block->i_buffer, p_sys->i_output_max );
- if( i_output < p_sys->i_output_max )
+ if( (p_block->i_flags & BLOCK_FLAG_PRIVATE_REALLOCATED) == 0 )
{
- /* Grow output buffer if necessary (eg. for PCM data) */
- p_sys->p_output = realloc(p_sys->p_output, p_block->i_buffer);
+ *pp_block = p_block = block_Realloc( p_block, 0, p_block->i_buffer + FF_INPUT_BUFFER_PADDING_SIZE );
+ if( !p_block )
+ return NULL;
+ p_block->i_buffer -= FF_INPUT_BUFFER_PADDING_SIZE;
+ memset( &p_block->p_buffer[p_block->i_buffer], 0, FF_INPUT_BUFFER_PADDING_SIZE );
+
+ p_block->i_flags |= BLOCK_FLAG_PRIVATE_REALLOCATED;
}
- *pp_block = p_block = block_Realloc( p_block, 0, p_block->i_buffer + FF_INPUT_BUFFER_PADDING_SIZE );
- if( !p_block )
- return NULL;
- p_block->i_buffer -= FF_INPUT_BUFFER_PADDING_SIZE;
- memset( &p_block->p_buffer[p_block->i_buffer], 0, FF_INPUT_BUFFER_PADDING_SIZE );
+ do
+ {
+ i_output = __MAX( p_block->i_buffer, p_sys->i_output_max );
+ if( i_output > p_sys->i_output_max )
+ {
+ /* Grow output buffer if necessary (eg. for PCM data) */
+ p_sys->p_output = av_realloc( p_sys->p_output, i_output );
+ }
-#if LIBAVCODEC_VERSION_INT >= ((52<<16)+(0<<8)+0)
- i_used = avcodec_decode_audio2( p_sys->p_context,
- (int16_t*)p_sys->p_output, &i_output,
- p_block->p_buffer, p_block->i_buffer );
+#if LIBAVCODEC_VERSION_INT >= AV_VERSION_INT( 52, 0, 0 )
+ i_used = avcodec_decode_audio2( p_sys->p_context,
+ (int16_t*)p_sys->p_output, &i_output,
+ p_block->p_buffer, p_block->i_buffer );
#else
- i_used = avcodec_decode_audio( p_sys->p_context,
- (int16_t*)p_sys->p_output, &i_output,
- p_block->p_buffer, p_block->i_buffer );
+ i_used = avcodec_decode_audio( p_sys->p_context,
+ (int16_t*)p_sys->p_output, &i_output,
+ p_block->p_buffer, p_block->i_buffer );
#endif
- if( i_used < 0 || i_output < 0 )
- {
- if( i_used < 0 )
- msg_Warn( p_dec, "cannot decode one frame (%zu bytes)",
- p_block->i_buffer );
+ if( i_used < 0 || i_output < 0 )
+ {
+ if( i_used < 0 )
+ msg_Warn( p_dec, "cannot decode one frame (%zu bytes)",
+ p_block->i_buffer );
- block_Release( p_block );
- return NULL;
- }
- else if( (size_t)i_used > p_block->i_buffer )
- {
- i_used = p_block->i_buffer;
- }
+ block_Release( p_block );
+ return NULL;
+ }
+ else if( (size_t)i_used > p_block->i_buffer )
+ {
+ i_used = p_block->i_buffer;
+ }
+
+ p_block->i_buffer -= i_used;
+ p_block->p_buffer += i_used;
- p_block->i_buffer -= i_used;
- p_block->p_buffer += i_used;
+ } while( p_block->i_buffer > 0 && i_output <= 0 );
if( p_sys->p_context->channels <= 0 || p_sys->p_context->channels > 8 ||
p_sys->p_context->sample_rate <= 0 )
if( p_dec->fmt_out.audio.i_rate != (unsigned int)p_sys->p_context->sample_rate )
{
- aout_DateInit( &p_sys->end_date, p_sys->p_context->sample_rate );
- aout_DateSet( &p_sys->end_date, p_block->i_pts );
+ date_Init( &p_sys->end_date, p_sys->p_context->sample_rate, 1 );
+ date_Set( &p_sys->end_date, p_block->i_pts );
}
/* **** Set audio output parameters **** */
- SetupOutputFormat( p_dec );
+ SetupOutputFormat( p_dec, true );
if( p_block->i_pts != 0 &&
- p_block->i_pts != aout_DateGet( &p_sys->end_date ) )
+ p_block->i_pts != date_Get( &p_sys->end_date ) )
{
- aout_DateSet( &p_sys->end_date, p_block->i_pts );
+ date_Set( &p_sys->end_date, p_block->i_pts );
}
p_block->i_pts = 0;
{
decoder_sys_t *p_sys = p_dec->p_sys;
- free( p_sys->p_output );
+ av_free( p_sys->p_output );
}
/*****************************************************************************
*
*****************************************************************************/
+#if LIBAVCODEC_VERSION_INT >= AV_VERSION_INT( 52, 2, 0 )
+# define LIBAVCODEC_AUDIO_LAYOUT
+#else
+# warning "Audio channel layout is unsupported by your avcodec version."
+#endif
+
+#if defined(LIBAVCODEC_AUDIO_LAYOUT)
static const uint64_t pi_channels_map[][2] =
{
{ CH_FRONT_LEFT, AOUT_CHAN_LEFT },
{ CH_STEREO_LEFT, 0 },
{ CH_STEREO_RIGHT, 0 },
};
+#else
+static const uint64_t pi_channels_map[][2] =
+{
+ { 0, AOUT_CHAN_LEFT },
+ { 0, AOUT_CHAN_RIGHT },
+ { 0, AOUT_CHAN_CENTER },
+ { 0, AOUT_CHAN_LFE },
+ { 0, AOUT_CHAN_REARLEFT },
+ { 0, AOUT_CHAN_REARRIGHT },
+ { 0, 0 },
+ { 0, 0 },
+ { 0, AOUT_CHAN_REARCENTER },
+ { 0, AOUT_CHAN_MIDDLELEFT },
+ { 0, AOUT_CHAN_MIDDLERIGHT },
+ { 0, 0 },
+ { 0, 0 },
+ { 0, 0 },
+ { 0, 0 },
+ { 0, 0 },
+ { 0, 0 },
+ { 0, 0 },
+ { 0, 0 },
+ { 0, 0 },
+};
+#endif
-static void SetupOutputFormat( decoder_t *p_dec )
+static void SetupOutputFormat( decoder_t *p_dec, bool b_trust )
{
decoder_sys_t *p_sys = p_dec->p_sys;
-#if defined(AV_VERSION_INT) && LIBAVCODEC_VERSION_INT >= AV_VERSION_INT( 51, 65, 0 )
+#if LIBAVCODEC_VERSION_INT >= AV_VERSION_INT( 51, 65, 0 )
switch( p_sys->p_context->sample_fmt )
{
case SAMPLE_FMT_U8:
- p_dec->fmt_out.i_codec = VLC_FOURCC('u','8',' ',' ');
+ p_dec->fmt_out.i_codec = VLC_CODEC_U8;
p_dec->fmt_out.audio.i_bitspersample = 8;
break;
case SAMPLE_FMT_S32:
- p_dec->fmt_out.i_codec = AOUT_FMT_S32_NE;
+ p_dec->fmt_out.i_codec = VLC_CODEC_S32N;
p_dec->fmt_out.audio.i_bitspersample = 32;
break;
case SAMPLE_FMT_FLT:
- p_dec->fmt_out.i_codec = VLC_FOURCC('f','l','3','2');
+ p_dec->fmt_out.i_codec = VLC_CODEC_FL32;
p_dec->fmt_out.audio.i_bitspersample = 32;
break;
case SAMPLE_FMT_DBL:
- p_dec->fmt_out.i_codec = VLC_FOURCC('f','l','6','4');
+ p_dec->fmt_out.i_codec = VLC_CODEC_FL64;
p_dec->fmt_out.audio.i_bitspersample = 64;
break;
case SAMPLE_FMT_S16:
default:
- p_dec->fmt_out.i_codec = AOUT_FMT_S16_NE;
+ p_dec->fmt_out.i_codec = VLC_CODEC_S16N;
p_dec->fmt_out.audio.i_bitspersample = 16;
break;
}
#else
- p_dec->fmt_out.i_codec = AOUT_FMT_S16_NE;
+ p_dec->fmt_out.i_codec = VLC_CODEC_S16N;
p_dec->fmt_out.audio.i_bitspersample = 16;
#endif
p_dec->fmt_out.audio.i_rate = p_sys->p_context->sample_rate;
- p_dec->fmt_out.audio.i_channels = p_sys->p_context->channels;
/* */
+#if defined(LIBAVCODEC_AUDIO_LAYOUT)
if( p_sys->i_previous_channels == p_sys->p_context->channels &&
p_sys->i_previous_layout == p_sys->p_context->channel_layout )
return;
- p_sys->i_previous_channels = p_sys->p_context->channels;
- p_sys->i_previous_layout = p_sys->p_context->channel_layout;
+#else
+ if( p_sys->i_previous_channels == p_sys->p_context->channels )
+ return;
+#endif
+ if( b_trust )
+ {
+ p_sys->i_previous_channels = p_sys->p_context->channels;
+#if defined(LIBAVCODEC_AUDIO_LAYOUT)
+ p_sys->i_previous_layout = p_sys->p_context->channel_layout;
+#endif
+ }
/* Specified order
* FIXME should we use fmt_in.audio.i_physical_channels or not ?
*/
+#if defined(LIBAVCODEC_AUDIO_LAYOUT)
const unsigned i_order_max = 8 * sizeof(p_sys->p_context->channel_layout);
+#else
+ const unsigned i_order_max = 64;
+#endif
uint32_t pi_order_src[i_order_max];
int i_channels_src = 0;
+#if defined(LIBAVCODEC_AUDIO_LAYOUT)
if( p_sys->p_context->channel_layout )
{
for( unsigned i = 0; i < sizeof(pi_channels_map)/sizeof(*pi_channels_map); i++ )
}
}
else
+#endif
{
/* Create default order */
- msg_Warn( p_dec, "Physical channel configuration not set : guessing" );
+ if( b_trust )
+ msg_Warn( p_dec, "Physical channel configuration not set : guessing" );
for( unsigned int i = 0; i < __MIN( i_order_max, (unsigned)p_sys->p_context->channels ); i++ )
{
if( i < sizeof(pi_channels_map)/sizeof(*pi_channels_map) )
pi_order_src[i_channels_src++] = pi_channels_map[i][1];
}
}
- if( i_channels_src != p_sys->p_context->channels )
+ if( i_channels_src != p_sys->p_context->channels && b_trust )
msg_Err( p_dec, "Channel layout not understood" );
uint32_t i_layout_dst;
p_sys->b_extract = aout_CheckChannelExtraction( p_sys->pi_extraction,
&i_layout_dst, &i_channels_dst,
NULL, pi_order_src, i_channels_src );
- if( i_channels_dst != i_channels_src )
+ if( i_channels_dst != i_channels_src && b_trust )
msg_Warn( p_dec, "%d channels are dropped", i_channels_src - i_channels_dst );
p_dec->fmt_out.audio.i_physical_channels =
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